<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>Title</title>
</head>
<body>
<img src="a.jpg" alt="这是个大蘑菇">
<img src="../b.jpg" title="撒开他" width="400">
<img src="abc/c.jpg" width="500">
</body>
</html>